Solution : https://service.sap.com/sap/support/notes/809630 (SAP Service marketplace login required)
Key words :
example_a example_b example_cbid structure, tabular customer fields reason, bid invitation permanently overwriteable, tabular customer field structure, answer frequent questions, terms bidding engine, complex assignment logic, tabular fields work, system resets fields, tabular customer fields
Related Notes :
| 1070549 | Customer field from Shopping cart not seen in bid invitation |
| 901497 | Industry-specific fields not changeable in the quotation |
| 845929 | Wrong display of table like customer fields in quotation |
| 833098 | Tabular customer fields in quotation increased entries |
| 822424 | CUF. Customer fields cannot be changed in the bid |
| 809628 | Table like customer fields from bid invitation in bid |
| 672960 | User-defined fields 2 |